/**
* @description: 100. 相同的树
* @author hewei
* @date 2022/7/27 14:50
* @version 1.0
*/

public class IsSameTree {

    public boolean isSameTree(TreeNode p, TreeNode q) {
        if (p == null && q == null) return true;
        if (p == null || q == null) return false;
        if (p.val != q.val) return false;
        return isSameTree(p.left, q.left) && isSameTree(p.right, q.right);
    }
}
